Draw 4-bit encoded radial data

wxdata/source/scwx/wsr88d/rpg/generic_radial_data_packet.cpp

@@ -0,0 +1,37 @@
+#include <scwx/wsr88d/rpg/generic_radial_data_packet.hpp>
+
+#include <string>
+
+#include <boost/log/trivial.hpp>
+
+namespace scwx
+{
+namespace wsr88d
+{
+namespace rpg
+{
+
+static const std::string logPrefix_ =
+   "[scwx::wsr88d::rpg::generic_radial_data_packet] ";
+
+class GenericRadialDataPacketImpl
+{
+public:
+   explicit GenericRadialDataPacketImpl() = default;
+   ~GenericRadialDataPacketImpl()         = default;
+};
+
+GenericRadialDataPacket::GenericRadialDataPacket() :
+    p(std::make_unique<GenericRadialDataPacketImpl>())
+{
+}
+GenericRadialDataPacket::~GenericRadialDataPacket() = default;
+
+GenericRadialDataPacket::GenericRadialDataPacket(
+   GenericRadialDataPacket&&) noexcept                    = default;
+GenericRadialDataPacket& GenericRadialDataPacket::operator=(
+   GenericRadialDataPacket&&) noexcept = default;
+
+} // namespace rpg
+} // namespace wsr88d
+} // namespace scwx

wxdata/source/scwx/wsr88d/rpg/radial_data_packet.cpp

@@ -24,9 +24,14 @@ public:
       uint16_t             startAngle_;
       uint16_t             angleDelta_;
       std::vector<uint8_t> data_;
+      std::vector<uint8_t> level_;
 
       Radial() :
-          numberOfRleHalfwords_ {0}, startAngle_ {0}, angleDelta_ {0}, data_ {}
+          numberOfRleHalfwords_ {0},
+          startAngle_ {0},
+          angleDelta_ {0},
+          data_ {},
+          level_ {}
       {
       }
    };
@@ -103,6 +108,21 @@ uint16_t RadialDataPacket::number_of_radials() const
    return p->numberOfRadials_;
 }
 
+float RadialDataPacket::start_angle(uint16_t r) const
+{
+   return p->radial_[r].startAngle_ * 0.1f;
+}
+
+float RadialDataPacket::delta_angle(uint16_t r) const
+{
+   return p->radial_[r].angleDelta_ * 0.1f;
+}
+
+const std::vector<uint8_t>& RadialDataPacket::level(uint16_t r) const
+{
+   return p->radial_[r].level_;
+}
+
 size_t RadialDataPacket::data_size() const
 {
    return p->dataSize_;
@@ -197,6 +217,14 @@ bool RadialDataPacket::Parse(std::istream& is)
          {
             radial.data_.pop_back();
          }
+
+         radial.level_.resize(radial.data_.size());
+
+         std::transform(std::execution::par_unseq,
+                        radial.data_.cbegin(),
+                        radial.data_.cend(),
+                        radial.level_.begin(),
+                        [](uint8_t data) -> uint8_t { return data & 0x0f; });
       }
    }